Table 3.

Preliminary screening and phenotypic confirmation of potential ESBL producers.

S. N.	Organisms	ESBL screening number (%)	ESBL confirmatory number (%)
1	Escherichia coli	138	64 (46.3)
	Multidrug resistant (MDR)	98 (71.0)	64 (65.3)
	ESBL positive	84 (60.8)	64 (76.1)
	ESBL negative	54 (39.2)	—
2	Klebsiella pneumoniae	11	4 (36.3)
	Multidrug resistant (MDR)	9 (81.8)	4 (44.4)
	ESBL positive	7 (63.6)	4 (57.1)
	ESBL negative	4 (36.4)	—
3	Klebsiella oxytoca	9	2 (22.2)
	Multidrug resistant (MDR)	5 (55.5)	2 (40.0)
	ESBL positive	5 (55.5)	2 (40.0)
	ESBL negative	4 (44.5)	—